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BMW E46 325i M54 2.5L

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BMW E46 325i M54 2.5L Engine Cooling Parts

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Radiator Hose - Upper

ES#38318 - 17127510952 - Radiator Hose - Upper - A common source of cooling system failure - Genuine BMW - BMW

A common source of cooling system failure

Brand:
Genuine BMW - Corporate Logo
ES#:
38318
Mfg#:
17127510952
In Stock
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$104.65

This product was last offered at the strikethrough price on
08-20-2026

$97.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant/Antifreeze - 1 Liter

ES#2178666 - 82142209769 - Coolant/Antifreeze - 1 Liter - Smaller bottle than a usual jug - great to throw in the trunk! - Genuine BMW - BMW

Smaller bottle than a usual jug - great to throw in the trunk! For Vehicles Made Pre-2018

Brand:
Genuine BMW - Corporate Logo
ES#:
2178666
Mfg#:
82142209769
In Stock
$10.60 USD
Free Shipping
on orders $49 and up

Spal Electric Fan Harness with Relay - 185 Degree

ES#4147266 - 185FH - Spal Electric Fan Harness with Relay - 185 Degree - Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit - Spal - Audi BMW MINI

Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit

Brand:
Spal - Corporate Logo
ES#:
4147266
Mfg#:
185FH
Back Ordered
Auto Notify
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$193.99

This product was last offered at the strikethrough price on
08-20-2026

$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M52 M54 Silicone Radiator Hose Kit

ES#4142065 - 006205LA01 - E46 M52 M54 Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. - ECS - BMW

Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4142065
Mfg#:
006205LA01
Ships on Sep 28, 2026
Auto Notify
ON SALE! SAVE 25%
$160.99

This product was last offered at the strikethrough price on
06-13-2026

$120.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing

ES#4759911 - 11537509227 - Thermostat With Housing - A common item to crack causing leaks - Bremmen Parts - BMW

A common item to crack causing leaks 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759911
Mfg#:
11537509227
In Stock
ON SALE! SAVE 16%
$60.99

This product was last offered at the strikethrough price on
05-02-2026

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#4304672 - 11537502525 - Water Pipe - Connects return hose to engine block - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Connects return hose to engine block 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304672
Mfg#:
11537502525
In Stock
ON SALE! SAVE 20%
$50.99

This product was last offered at the strikethrough price on
05-02-2026

$40.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 10 Row

ES#2764288 - MM0CU - Universal Oil Cooler - 10 Row - Upgrading cooling for your engine oil - Mishimoto - Audi BMW Volkswagen MINI

Upgrading cooling for your engine oil For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764288
Mfg#:
MM0CU
In Stock
$410.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley

ES#2534820 - 11511436590 - Aluminum Water Pump Pulley - An upgrade over commonly failing plastic pulley - URO - BMW
ECS Tuning recommends this product.

An upgrade over commonly failing plastic pulley 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534820
Mfg#:
11511436590
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497298 - 17119071518KT - ECS Cooling System Refresh Kit - Level 3 - The ultimate kit to cover all the necessary components - featuring OEM contents - Genuine BMW - BMW

The <font color='red'> ultimate</font> kit to cover all the necessary components - featuring OEM contents For vehicles with manual transmission only and production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2497298
Mfg#:
17119071518KT
Ships in 5 Business Days
$2327.99 USD
This product is lifetime replacement eligible Partial Replacement

Temperature Sensor

ES#2867843 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Febi - BMW
ECS Tuning recommends this product.

Monitors coolant / oil temperature 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2867843
Mfg#:
13621433076
Ships in 3 Business Days
$17.99

This product was last offered at the strikethrough price on
06-22-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497300 - 17119071518KT2 - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with OEM components - Genuine BMW - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with OEM components For vehicles with manual transmission only and production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2497300
Mfg#:
17119071518KT2
Ships in 5 Business Days
$2317.99 USD
This product is lifetime replacement eligible Partial Replacement

Radiator Fan Clutch

ES#2895469 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Vemo - BMW

Common source of engine overheating

Brand:
Vemo - Corporate Logo
ES#:
2895469
Mfg#:
11527505302
In Stock at Vendor
$155.99

This product was last offered at the strikethrough price on
05-07-2026

$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Radiator Hose - Upper

ES#2803457 - 17127510952 - E46 Radiator Hose - Upper - A common source of cooling system failure - Rein - BMW
ECS Tuning recommends this product.

A common source of cooling system failure 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803457
Mfg#:
17127510952
In Stock
$25.09

This product was last offered at the strikethrough price on
06-22-2026

$24.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497309 - 17119071519KT4 - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with OEM components - Genuine BMW - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with OEM components For vehicles with automatic transmission only and production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2497309
Mfg#:
17119071519KT4
Ships in 3 Business Days
$2312.99

This product was last offered at the strikethrough price on
07-22-2026

$2250.99 USD
This product is lifetime replacement eligible Partial Replacement

Radiator Hose - Lower

ES#4304690 - 11531436408 - Radiator Hose - Lower - A common source of cooling system failure - Bremmen Parts - BMW
ECS Tuning recommends this product.

A common source of cooling system failure 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4304690
Mfg#:
11531436408
In Stock
ON SALE! SAVE 16%
$36.99

This product was last offered at the strikethrough price on
05-02-2026

$31.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Fan Clutch Tool Kit

ES#2627584 - 001170SCH01AKT - Water Pump And Fan Clutch Tool Kit - Make the job easier with the right tools - Schwaben - BMW
ECS Tuning recommends this product.

Make the job easier with the right tools 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2627584
Mfg#:
001170SCH01AKT
Ships on Jan 25, 2027
ON SALE! SAVE 25%
$65.99

This product was last offered at the strikethrough price on
05-02-2026

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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